User Agent String explained :
 Firefox 1.5.0 | |
|---|---|
| Mozilla | MozillaProductSlice. Claims to be a Mozilla based user agent, which is only true for Gecko browsers like Firefox and Netscape. For all other user agents it means 'Mozilla-compatible'. In modern browsers, this is only used for historical reasons. It has no real meaning anymore | 
| 5.0 | Mozilla version | 
| Macintosh | Platform | 
| PPC Mac OS X | Operating System:  OS X running on a PowerPC CPU (PPC)  | 
| U |  Security values: 
  | 
| en | Language Tag, indicates the language for which the client had been localized (e.g. menus and buttons in the user interface)  en =  English | 
| rv:1.8.0 |  CVS Branch Tag The version of Gecko being used in the browser  | 
| Gecko | Gecko engine inside | 
| 20060728 |  Build Date: the date the browser was built  | 
| Firefox | Name :  Firefox | 
| 1.5.0 | Firefox version | 
| Last visit: | 2019.09.13 05:33 | 
All Firefox user agent strings  | |
Firefox 1.5.0
English